in signature/golang/client/client.go [67:74]
func HmacSHA256SignByBytes(stringToSign *string, secret []byte) (_result []byte) {
h := hmac.New(sha256.New, secret)
_, err := h.Write([]byte(tea.StringValue(stringToSign)))
if err != nil {
return nil
}
return h.Sum(nil)
}